* QT prefs: escape key closes the dialog

modules/gui/qt4/dialogs/prefs_dialog.cpp

@@ -37,6 +37,7 @@
 #include <QCheckBox>
 #include <QScrollArea>
 #include <QMessageBox>
+#include <QKeyEvent>
 
 
 PrefsDialog *PrefsDialog::instance = NULL;
@@ -268,3 +269,11 @@ void PrefsDialog::reset()
          config_SaveConfigFile( p_intf, NULL );
     }
 }
+
+void PrefsDialog::keyPressEvent( QKeyEvent *e )
+{
+    if( e->key() == Qt::Key_Escape )
+    {
+        cancel();
+    }
+}

modules/gui/qt4/dialogs/prefs_dialog.hpp

@@ -79,13 +79,14 @@ private:
 
     static PrefsDialog *instance;
 private slots:
-     void changePanel( QTreeWidgetItem *);
-     void changeSimplePanel( QListWidgetItem *);
+     void changePanel( QTreeWidgetItem * );
+     void changeSimplePanel( QListWidgetItem * );
      void setAll();
      void setSmall();
      void save();
      void cancel();
      void reset();
+     void keyPressEvent( QKeyEvent * );
 };
 
 #endif